1 From the Section of Cardiovascular Medicine, Yale School of Medicine, New Haven, CT (E.S.S.); the National Institutes of Health, Bethesda, MD (G.S.G.); the University of Colorado School of Medicine, Aurora (J.S.R.); and Meta Platforms, Menlo Park (J.S.R.), the Stanford Center for Digital Health, Stanford University School of Medicine, Stanford (M.P.T.), and iRhythm Technologies, San Francisco (M.P.T.) - all in California.